/*
 * Generic advertisement service (GAS) query
 * Copyright (c) 2009, Atheros Communications
 * Copyright (c) 2011, Qualcomm Atheros
 *
 * This software may be distributed under the terms of the BSD license.
 * See README for more details.
 */

#ifndef GAS_QUERY_H
#define GAS_QUERY_H

struct gas_query;

#ifdef CONFIG_GAS

struct gas_query *gas_query_init(struct wpa_supplicant *wpa_s);
void gas_query_deinit(struct gas_query *gas);
int gas_query_rx(struct gas_query *gas, const u8 *da, const u8 *sa, const u8 *bssid, u8 categ, const u8 *data, size_t len, int freq);

/**
 * enum gas_query_result - GAS query result
 */
enum gas_query_result {
	GAS_QUERY_SUCCESS,
	GAS_QUERY_FAILURE,
	GAS_QUERY_TIMEOUT,
	GAS_QUERY_PEER_ERROR,
	GAS_QUERY_INTERNAL_ERROR,
	GAS_QUERY_CANCELLED,
	GAS_QUERY_DELETED_AT_DEINIT
};

int gas_query_req(struct gas_query *gas, const u8 *dst, int freq, struct wpabuf *req, void (*cb)(void *ctx, const u8 *dst, u8 dialog_token, enum gas_query_result result, const struct wpabuf *adv_proto, const struct wpabuf *resp, u16 status_code), void *ctx);
void gas_query_cancel(struct gas_query *gas, const u8 *dst, u8 dialog_token);

#else							/* CONFIG_GAS */

static inline struct gas_query *gas_query_init(struct wpa_supplicant *wpa_s)
{
	return (void *)1;
}

static inline void gas_query_deinit(struct gas_query *gas)
{
}

#endif							/* CONFIG_GAS */

#endif							/* GAS_QUERY_H */
